WRC GT4-2 User manual

GT4 is a new generation high quality 1/8 scale GT nitro car.
GT4 is supplied in a box,you can download the Instruction manual from www.wrc-racing.com
Its use is intended for more than 16 years old persons with experience on rc model car field.
Children and all the persons without this requirement MUST have direct supervision of a
knowledgeable adult responsible.
Please don't hesitate to contact WRC support at [email protected] for any problem or
question.
Also kindly visit our website www.wrc-racing.com to find last updates, set-up information, option
parts and other information.
W.R.C. world racing car s.r.l.
Via A. Volta 2 Bis
36040 Brendola (VI)
ITALY
Phone: [phone]
E-mail: [email protected]
Website: www.wrc-racing.com
CUSTOMER SUPPORT
WRC guarantees this model kit to be free from defects in both material and workmanship within 30
days of purchase.
The total monetary value under warranty will in no case exceed the cost of the original kit
purchased.
This warranty doesn't cover any compnents damaged by use or modification or as result of wear.
Part or parts missing from this kit must be reported within 30 days of purchase.
No part or parts will be sent under warranty without proof of purchase.
If you find a defective or missing part, contact the local distributor.
Customer service and support will be provided through local hobby store.
No warranties are expressed or implied that cover damage caused by what is considered normal
use or cover or imply how long any model cars' components or electric components will last before
requiring replacement.
Due to the high performance level of this model car you will need to periodically maintain and
replace consumable components; any and all warranty coverage will not cover replacement of any
part or component damaged by neglect, abuse or improper or unreasonable use.
This includes but is not limited to damage from crashing, excessive moistur, improper use or no
maintenance or user modifications which compromise the integrity of components.
Warranty will not cover compnents that are considered consumable on RC model car.
WRC doesn't pay nor refund on any component sent from WRC or its distributor for warranty.
WRC reserves the right to make final determination of the warranty status of any component or part
Use only original WRC spare part:
WARRANTY
Assemble the kit only away from the reach of children.
Follow the building and operating instructions using the utmost care.
Don't put any part of your body inside rotating and moving elements as this may cause damage or
serious injury.
Check and clean the model before putting it away.
Don't use your model car in public places or in roads and areas where it could generate conflict with
person or vehicular traffic.
The model car is controlled by radio: you MUST put great care to avoid loss of radio control always
keeping a safety margin all around your model in order to prevent any collision.
Operating frequency: check and be sure it is clear and not shared with anybody at same time; it could
cause loss of control of the RC model.
Always turn on your transmitter before you turn on the receiver in the car and always turn off the
receiver before you turn off your transmitter.
Keep the wheels of the model off the ground when checking the operation of the radio equipment.
Disconnect the battery pack before storing your model.
GENERAL INFORMATION
Instruction Manual MUST be read and fully understood before to start building and operating
functions.
Always keep Instruction Manual in safety place, ready to be consulted for any reference you need.
Use only original WRC spare parts.
SAFETY PRECAUTIONS
INTRODUCTION

TECHNICAL INFORMATION
- BRAKE:Laser cut brake disck with Ferodo brake pad
- WHEELS LOCK:Lightweight 17 mm 7075 T6 Nut
- CHASSIS:4.0 mm Swiss 7075 T6 aluminium
- RADIO PLATE:Composite Material
- DRIVETRAIN TYPE:Spring steel CVD Driveshfts
- FRONT DIFFERENTIAL:Differential Gear
- REAR DIFFERENTIAL:Differential Gear
- SUSPENSION:Pivot ball suspension
- RIDE HEIGHT:Adjustable Front & Rear
- CAMBER:Adjustable Front & Rear
- CASTER:Adjustable Front
- TOE:Adjustable Front & Rear
- ROLLCENTER:Adjustable Front & Rear
- ACKERMANN:Adjustable Front
- ANTI-ROLL BARS:Adjustable Front & Rear
TECHNICAL DATA
- WIDTH .............................................310 mm
- WHEEL BASE ............adjustable 315-320 mm
- WEIGHT READY TO RUN ....................3500g
- FUEL TANK............................................150cc
- TWO SPEED GEAR BOX
-4 SHOES EXPANSION CLUTH
ADDITIONAL ITEMS NEEDED FOR COMPLETION (REQUIRED BUT NOT INCLUDED IN THE KIT)
ENGINE AND MUFFLER
TOOLS REQUIRED
THESE TOOLS ARE NOT INCLUDED IN THE KIT BUT ARE REQUIRED FOR PROPER ASSEMBLY
2 LOW PROFILE STEERING SERVO
TRANSMITTER
THE FOLLOWING ITEMS ARE NEEDED FOR COMPLETION OF THE GT4; THEY ARE NOT INCLUDED IN THIS KIT (UNLESS NOTED) AND
SHOULD BE OBTEINED FROM YOUR LOCAL HOBBY SHOP.
BE SURE TO READ THE INSTRUCTION COMPLETELY PRIOR TO ASSEMBLY
NOTICE:
RECEIVER
BATTERIES
FOR TRANSMITTER
AND RECEIVER
WHEEL - TYRES - INSERTS
FUEL AND FUEL PUMP
2
STARTER GLOW
PLUG IGNITER
STARTER
ALLENS:
1.5 mm
2 mm
2.5 mm
3 mm
SOCKET
5mm
SIDE CUTTERS COMBINATION PLIERS
TOOL FOR
TURNBUCKLES/NUTS
WHEEL NUT TOOL
17mm
GREASE OILS:
5000 CST
BEARING OIL

100802-L
95014
O-ring 6x2
100809
100805
100810
100811
100815
90024
8x16x5
100812
DIFFERENTIAL OIL :
Front : 1000000 cst
Weight : 3 g
97028
Ø2.5x11.8
Rounded Head Pin
100812
90024
8x16x5
100813-L
95014
O-ring 6x2
100809
100805
97028
Ø2.5x11.8
Rounded Head Pin
100804-05
92006
M3 x16
OPTIONAL
100804-01 (0.1mm)
100804-02 (0.2mm)
Fill the differential up to the top of the pin.
DO NOT fill the diff. to the top of the housing.
Front Diff. Gear
3
BAG 1

100802-L
95014
O-ring 6x2
100809
100805
100810
100811
100815
90024
8x16x5
100812
DIFFERENTIAL OIL :
Rear : 20000 cst
Weight : 3 g
97028
Ø2.5x11.8
Rounded Head Pin
100812
90024
8x16x5
100813-L
95014
O-ring 6x2
100809
100805
97028
Ø2.5x11.8
Rounded Head Pin
100804-05
92006
M3 x16
OPTIONAL
100804-01 (0.1mm)
100804-02 (0.2mm)
Fill the differential up to the top of the pin.
DO NOT fill the diff. to the top of the housing.
Rear Diff. Gear
4
BAG 2

98015
M5x4
90010
8x14x4
100201-H
100616
100201-H
200013
91000
M3X14
100817
13.2x15.9x0.2
100612
100603
100606
97022
Ø2.5x14.8
100605
90024
8x16x5
.
GREASE
GREASE
100817
13.2x15.9x0.2
91000
M3X14
91000
M3X14
Rear Transmission
5
BAG 3

98015
M5x4
90010
8x14x4
100201-H
100616
100201-H
100817
13.2x15.9x0.2
100605
100603
100612
97022
Ø2.5x14.8
100606
.
90024
8x16x5
GREASE
GREASE
100817
13.2x15.9x0.2
91000
M3X14
Front Transmission
6
BAG 4

91015
M3x20
91015
M3x20
200065
100302-H (Hard)
200066
97024
Ø4x65
100512
100512
Lower Arm Position
Lower Arm Position
98020
M5x12
ADJUST THE PLAY
WITH THE SHIMS
100452
AA
4.5
OPTIONAL
100302-S (Soft)
100302-M (Medium)
SCREW POSITION
Front Suspension
7
BAG 5

93037
M2.5 x 8
100517.28
91014-DX
91014-DX
100203
98000
M3x3
03034
90007
5x8x2.5
.
100116
100512 100514
100704
93002
M3 x8
100420
97016
Ø2x12
03080
03080
100300-H (Hard)
100300
97029
Ø4x50
93004
M3 x12
100512
OPTIONAL
100300-M (Medium)
100300-S (Soft)
200012-1
200012-3
100452
91000
M3X14
91000
M3X14
Upper Arm Position
Upper Arm Position
UN0002
03069-3
.
98000
M3x3
03069-3
UN0002
Front Suspension
8
BAG 6

GREASE
100437-3.5 (3.5mm)
100816
6x12x0.5
OPTIONAL
100437-2.5 (2.5mm)
100437-3 (3mm)
100437-4 (4mm)
90025
15x21x4
100314
100414
100119
100410
90026
8x16x5
100520
93004
M3 x12
97025
Ø3x16.7
98015
M5x4
100606
100605
97022
Ø2.5x14.8
100607
GREASE
90025
15x21x4
100314
100414
100119
100410
90026
8x16x5
100520
93004
M3 x12
97025
Ø3x16.7
98015
M5x4
100606
100605
97022
Ø2.5x14.8
100607
GREASE
Front Upr
ight
9
BAG 7

92008
M3x20
100510
100512
100301-H (Hard)
97024
Ø4x65
100512
100511
92008
M3x20
OPTIONAL
100301-M (Medium)
100301-S (Soft)
ADJUST THE PLAY
WITH THE SHIMS
100452
200063
200002-1
92032
M4x35
92033
M4x25
100516.28
93037
M2.5 x 8
100203
.
OPTIONAL
100516.26 (2.6mm)
100516.27 (2.7mm)
98000
M3x3
91014-DX
91014-DX
98000
M3x3
03034
90007
5x8x2.5
.
98000
M3x3
AA
4
Lower Arm Position
Lower Arm Position
100301
98020
M5X12
98020
M5X12
2
03086-1
98004
M3x12
03069-3
100116
Assemble 2 sets
Rear Suspension
10
BAG 8

90025
15x21x4
100304
90026
8x16x5
97025
Ø3x17
100410
98015
M5x4
100607
97022
Ø2.5x14.8
100606
100605
GREASE
94001
M3 Autolock
100404
100301
91005
M3X28
100416
100121
100121
100301
100404
94001
M3 Autolock
91005
M3X28
90025
15x21x4
100304
90026
8x16x5
97025
Ø3x17
100410
98015
M5x4
100607
97022
Ø2.5x14.8
100606
100605
GREASE
Rear Suspension
11
BAG 9

100310
93002
M3 x8
93004
M3 x12
93002
M3 x8
93002
M3 x8
200034
200034
100120
93002
M3 x8
100120
100120
100311
100405
93002
M3 x8
100311
100310
22
200023
200036
200036
200036
97017
Ø2x14
91016
M2X10
200021-1
91001
M3X10
93003
M3 x10
Rear Suspension
12
BAG 10

92003
M3x10
200049
93007
M3 x18
94002
M3 Flanged
100305-1
93004
M3 x12
OPTIONAL
100305-3 (ALU)
100407
92021
M4x10
Front & Rear Assembly
13
BAG 11

23.5
100518
92002
M3x8
93002
M3 x8
100413
100412-1 (HARD)
100309
100309
100408
90001
6x10x3
100408
100309
90001
6x10x3
100409
90001
6x10x3
.
.
90001
6x10x3
95015
OR 12x1.5
100309
100120
100120
100405
100405
100310
100310
.
..
92031
M4x20
94001
M3 Autolock
100306
93004
M3 x12
93004
M3 x12
94001
M3 Autolock
93004
M3 x12
92004
M3 x12
92029
M4x16
OPTIONAL
100306-1 (ALU)
Front & Rear Assembly
14
BAG 11

M3 x14
03175
03241
M3 x6
200017
A
A
SCALA 1 : 1.25
90004
8-12-3.5
90004
8-12-3.5
200055-46
46T
?
03174
92010
M2.5 x 5
200055-49
49T
03172
92010
M2.5 x 5
15,5
200009
200046
97022
Ø2.5x14.8
90024
8x16x5
98012
M4x4
THREAD
LOCKER
SCALA 1 : 1
CLUTCH ADJUST
Front & Rear Assembly
15
BAG 12

03186
93001
M3 x6
03158-2
90027
13x19x4
200011
03157 03157
90019
5x8
03124
93001
M3 x6
GREASE
03239
MAGNET
200010
97000
Ø2.5x11.8
8903
8x12x0.2
8903
8x12x0.2
Front & Rear Assembly
16
BAG 12

92020
M4x8
92020
M4x8
100604
200020
93001
M3 x6
Front & Rear Assembly
17
BAG 12

96001
M4 x 10
92020
M4 x 8
98012
M4x4
00129
100435
- NOT INCLUDED
200064
92001
M3 x6
91001
M3x10
100400
00174-1
03214-8
00174-3
00174-4
03390
03214-9
90000-1
5x10x4 ZZ
200004
200056-18
18T
200056-14
14T
90000-1
5x10x4 ZZ
03214-10
91000
M3X14
8904
3x6x0.1
Engine
18
BAG 13

200038
93003
M3 x10
92003
M3x10
100318-1
Fuel Tank
19
BAG 13